Monday, November 14, 2011

904

904 = 23 x 113.

904 has a representation as a sum of two squares: 904 = 22 + 302.

904 is the maximum number of regions into which 42 lines divide the plane. It is a lazy caterer's number (central polygonal number) for 42 cuts.

904 has a cube that is the sum of three positive cubes.

904 is 12104 in base 5 and 4104 in base 6. It is 1214 in base 9, and it is 404 in base 15 and 323 in base 17.

The Porsche 904 was an automobile produced in 1964 and 1965.

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